Oil-burner.



W. J. VONDRACEK & C. C. SLAPNICKA. OIL BURNER.

APPLICATION FILED NOV. 27, 1911.

1 ,036,037. Patented Aug. 20,1912.

IN V E N T0165 II/I'INESSES find/Wu? 9,

UNITED s ra'r a s PATENT OFFICE.

WESLEY J. VOIIDBACZEIK AND CYRIL C. SLAP'NICKA, 0F CEDAR RAPIDS, IOWA.

OIL-BURNER.

Specification of Letters Yatent. Patented Aug. 20, 1912.

Application filed November 27, 1911. Serial No. 662,710.

end with an annular flange 15 which rests upon the bottom of the outershell or casing 6 and forms a support for the cylindrical To all whom itmay concern:

hat we, WESLEY J. Von- Be it known t DRACEK and Cram C. SLAPNICKA,citizens of the United States of America, residing at casing 14, thelatter extending some distance Cedar Rapids, in the county of Linn anbelow the bottom 10, and provided in its State of Iowa, have inventedcertain new lower end with a valve 16 of any approved and usefulImprovements in Oil-Burners, construction, by means of which the admisofwhich the following is a specification, retsion of air into thecylindrical casing 14 is erence being had therein to theaccompanyregulated and controlled. ing drawing. The cylindrical casing14 carries a dish- This invention relates to certain new and hapedcasing 17 which provides the oil useful improvements in oil burners, anhamber, which chamber is preferably promore particularl to a keroseneburner that vided with a packing or filling 18 which in can be attachedto an ordinary cook stove practice we have generally made in the form orrange, but which in principle is also of steel shavings, though anyother suitable applicable to heaters and furnaces. packing may, it isevident, be employed. The invention has or its object to pro- The top 19of the casin 17 is provided with vide a burner of this type in whichnove an annular depressed @ortion 20 constitutand efiective means areprovided for obtaining a pan, and in which is placed a wick 21 ing aproper mixture of the air and gas to The said top is also provide withoutlets obtain perfect combustion, and in which 22, as many of which maybe provide a means is provided for admitting a current desired, andwhich are arranged urcum of air from the exterior to the combustionferentially on the top at a point close to the chamber to increase theintensity 0 the cylindrical casing 14:. o flame. The cylindrical casing14 is provided near A ractical embodiment of our invention its upperend, at a point directly above the is illustrated in the accompanyingdrawing top 19 of the casing 17 with a plurality of which shows acentral vertical sectional view air outlet ports 3, establishingcommunicaof an oil burner constructed in accordance tion between thechamber in the cylindrical 5 with our invention, and in describing thecasing 1 and the carbureting chamber 2 invention in detail, referencewill be had to located around the upper en of the casing said drawing,like numerals being use 14. This carbureting hamber 24 is prothroughoutthe description to designate like vided by means of an invertedcup-shaped parts in the drawing. shell 25 which rests upon the casing 17an An embodiment of the invention involves is rovided in its top with acentral opening the provision of a main combustion cham- 26 leading tothe mixing chamber 27, the lather 5 inclosed by a casing 6 which may beter being formed by an inverted cup-shaped castintegral with a hotplate, cover or ring shell 28 that is supported on a ledge 29 o 7, andwhich is provided with an annular the shell 25, and which shell 28 isprovided seat 8 for the reception of a circular pl'ate adjacent itslower end with a plurality of or lid 9. In aractice, the hot plate orring outlet ports 30 establishing communication is provided withsupplemental rings so that between the mixing chamber 27 and the comtheburner may be adapted to any sized bustion chamber 5. 0 ening in astove, but as the provision of Oil is fed to the oil chamber within thesuch supplemental rings form no par of casing 17 through a supply pipe31 led in the invention, the same has not been shown through the sidewall of shell 6 and in in the drawings. through the bottom of the shell17, the sup- The outer shell or casing 6 is provided ly pipe leading toa suitably located source centrally of its bottom 10 with an aperture ofsupply (not shown) and controlled by a 11, and is provided in its wallat a poin valve arranged at any suitable point in the adjacentthebottom, with a plurality of supply pipe, said valve also not beingshown. flame outlet openings 12. as many of which Centrally of the lidor cover 9 is a ema be provided as may be desired. Mountpressed portion32 on which is mounted a d in the opening ll and extending uprotatablecontrollin valve 33 by means of wardly into the combustion chamber 5 isa which the air admitted to the combustion cylindrical casing 14provided near its lower chamber may be regulated and controlled.

The depressed portion of the lid or cover 9 and the valve 33 carriedthereby fit over the upper end of a central rod 34 which turns in saiddepressed portion 32 and the fully so as to admit the desired amount ofair to effect perfect combustion. described our wh new and desireLetters Patent is 1. In an oil burner, a ring carrying a depending outershell and having a seat at the upper edge of said shell, a lid or coverseat and having a depressed central portion provided with an openin avalve controlling said opening, a cylin riinvention, to secure by valvemay be operated other if desired.

In operation, the burner or range in place of the ordinary covers, andwhen it is desired to light the burner, the valve (not shown) in thesupply pipe is opened, admitting oil through the pipe 31 to the o lchamber within the cas1ng l7, the

wick lighted, and the The burning he oil' from t heats the oil withinthe chamber or casing 17 so that the oil is vaporized and the vaporpasses up through perforations 22 and meets with a current of airentering through the lower end of casing 14 and passes into chamber 24through openings or ports 23. Thus the air and vapor meet and mix inchamber 24 and the mixture passes up through openface provided said topface provided with outlets arranged around the cylindrical casing, twosuperposed shells supported on the top of said mg 26 and is furthermixed within chamsecond named casing, a lid supported within ber 27,escaping therefrom through opensai ring and having an air inlet, a valveings or ports 30 and is ignited in the comfor controlling said inlet, avalve for conbustion chamber 5. 11 upper current of air trolling theinlet of air to said cylindrical casing, and means connecting saidvalves whereby they may be operated in unison.

3. In an Oll burner, a ring having a de- 18 introduced through theopenings in valve and gas as it comes through perforations 30 pendingouter shell, a cylindrical casing and causes it to be burned Wit anintense mounted in the bottom of said shell, a casheat. The flame passesdownward in the ing surrounding said cylindrical casing and combustionchamber 5 and out through the perforations or openings 12, andcombustion is completed outside of the chamber 5. As stated, instarting, the oil is admitted to saturate the Wick, which is thenlighted, and this in turn ignites the vapor as it begins to form, and asthe oil in the wick is burned and the flame goes out, the valve shown)in the supply pipe is casing aving a thereof and also top, twosuperposed casings supported by lindrical casing, and connected valvescontrolling the admission of air to the outer shell and to thecylindrical casing.

pan f alcllmits oil tt; thfl hleatedI Oll chamber withln tures in thepresence of two witnesses t e casing 1 an t is oi instant yvaporizes andpasses through the mixing chamber to the combustion chamber. The valves16 and J 33 regulate the air supply, being but slightly lVitnesses:

opened when a small flame is desired, and JOHN M. ELY,

where a large flame is desired, being opened FRANK C. WELCH.

